320142030052 has 24 divisors (see below), whose sum is σ = 604156706496. Its totient is φ = 147558975648.

The previous prime is 320142030017. The next prime is 320142030101. The reversal of 320142030052 is 250030241023.

It is a super-2 number, since 2×320142030052² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4104418 + ... + 4181689.

It is an arithmetic number, because the mean of its divisors is an integer number (25173196104).

Almost surely, 2^320142030052 is an apocalyptic number.

It is an amenable number.

320142030052 is a deficient number, since it is larger than the sum of its proper divisors (284014676444).

320142030052 is a wasteful number, since it uses less digits than its factorization.

320142030052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8286867 (or 8286865 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 320142030052 its reverse (250030241023), we get a palindrome (570172271075).

The spelling of 320142030052 in words is "three hundred twenty billion, one hundred forty-two million, thirty thousand, fifty-two".